/* { dg-require-effective-target vect_int } */ #include #include #include "tree-vect.h" #define N 3 struct extraction { int a[N][N]; int b[N][N]; }; static int a[N][N] = {{1,2,3},{4,5,6},{7,8,9}}; static int b[N][N] = {{17,24,7},{0,2,3},{4,31,82}}; static int c[N][N] = {{1,2,3},{4,5,5},{5,5,5}}; volatile int foo; __attribute__ ((noinline)) int main1 (int x) { int i,j; struct extraction *p; p = (struct extraction *) malloc (sizeof (struct extraction)); for (i = 0; i < N; i++) { for (j = 0; j < N; j++) { p->a[i][j] = a[i][j]; p->b[i][j] = b[i][j]; if (foo == 135) abort (); /* to avoid vectorization */ } } /* Not vectorizable: distance = 1. */ for (i = 1; i < N; i++) { for (j = 0; j < N; j++) { *((int *)p + x + i + j + 1) = *((int *)p + x + i + j); } } /* check results: */ for (i = 0; i < N; i++) { for (j = 0; j < N; j++) { if (p->a[i][j] != c[i][j]) abort(); } } return 0; } int main (void) { check_vect (); foo = 0; return main1 (N); } /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 0 "vect" } } */ /* { dg-final { scan-tree-dump-times "possible dependence between data-refs" 1 "vect" { target { ! vect_multiple_sizes } } } } */ /* { dg-final { scan-tree-dump-times "possible dependence between data-refs" 2 "vect" { target vect_multiple_sizes } } } */ /* { dg-final { cleanup-tree-dump "vect" } } */